program JCF;

{(*}
(*------------------------------------------------------------------------------
 Delphi Code formatter source code 

The Original Code is JCF, released May 2003.
The Initial Developer of the Original Code is Anthony Steele. 
Portions created by Anthony Steele are Copyright (C) 1999-2008 Anthony Steele.
All Rights Reserved.
Contributor(s): Anthony Steele. 

The contents of this file are subject to the Mozilla Public License Version 1.1
(the "License"). you may not use this file except in compliance with the License.
You may obtain a copy of the License at http://www.mozilla.org/NPL/

Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied.
See the License for the specific language governing rights and limitations 
under the License.

Alternatively, the contents of this file may be used under the terms of
the GNU General Public License Version 2 or later (the "GPL") 
See http://www.gnu.org/licenses/gpl.html
------------------------------------------------------------------------------*)
{*)}

  {$I JcfGlobal.inc}
uses
  {$IFDEF UNIX}{$IFDEF UseCThreads}
  cthreads,
  {$ENDIF}{$ENDIF}
  Interfaces, // this includes the LCL widgetset
  Forms,
  SysUtils,
  FileCtrl,
  JcfStringUtils in '..\..\Utils\JcfStringUtils.pas',
  JcfFileUtils in '..\..\Utils\JcfFileUtils.pas',
  JcfSystemUtils in '..\..\Utils\JcfSystemUtils.pas',
  Converter in '..\..\ReadWrite\Converter.pas',
  FileConverter in '..\..\ReadWrite\FileConverter.pas',
  ConvertTypes in '..\..\ReadWrite\ConvertTypes.pas',
  BuildParseTree in '..\..\Parse\BuildParseTree.pas',
  BuildTokenList in '..\..\Parse\BuildTokenList.pas',
  ParseError in '..\..\Parse\ParseError.pas',
  ParseTreeNode in '..\..\Parse\ParseTreeNode.pas',
  ParseTreeNodeType in '..\..\Parse\ParseTreeNodeType.pas',
  SourceToken in '..\..\Parse\SourceToken.pas',
  SourceTokenList in '..\..\Parse\SourceTokenList.pas',
  VisitSetXY in '..\..\Process\VisitSetXY.pas',
  BaseVisitor in '..\..\Process\BaseVisitor.pas',
  JcfMiscFunctions in '..\..\Utils\JcfMiscFunctions.pas',
  //FileUtils in '..\..\Utils\FileUtils.pas',
  JcfLog in '..\..\Utils\JcfLog.pas',
  fShowParseTree in '..\..\Parse\UI\fShowParseTree.pas' {frmShowParseTree},
  SetUses in '..\..\Settings\SetUses.pas',
  JcfSetBase in '..\..\Settings\JcfSetBase.pas',
  JcfSettings in '..\..\Settings\JcfSettings.pas',
  SetAlign in '..\..\Settings\SetAlign.pas',
  SetCaps in '..\..\Settings\SetCaps.pas',
  SetClarify in '..\..\Settings\SetClarify.pas',
  SetFile in '..\..\Settings\SetFile.pas',
  SetIndent in '..\..\Settings\SetIndent.pas',
  SetObfuscate in '..\..\Settings\SetObfuscate.pas',
  SetReplace in '..\..\Settings\SetReplace.pas',
  SetReturns in '..\..\Settings\SetReturns.pas',
  SetSpaces in '..\..\Settings\SetSpaces.pas',
  SettingsStream in '..\..\Settings\Streams\SettingsStream.pas',
  RegistrySettings in '..\..\Settings\Streams\RegistrySettings.pas',
  RemoveUnneededWhiteSpace in '..\..\Process\Obfuscate\RemoveUnneededWhiteSpace.pas',
  FixCase in '..\..\Process\Obfuscate\FixCase.pas',
  RebreakLines in '..\..\Process\Obfuscate\RebreakLines.pas',
  ReduceWhiteSpace in '..\..\Process\Obfuscate\ReduceWhiteSpace.pas',
  RemoveComment in '..\..\Process\Obfuscate\RemoveComment.pas',
  RemoveConsecutiveWhiteSpace in '..\..\Process\Obfuscate\RemoveConsecutiveWhiteSpace.pas',
  RemoveReturn in '..\..\Process\Obfuscate\RemoveReturn.pas',
  WarnRealType in '..\..\Process\Warnings\WarnRealType.pas',
  WarnAssignToFunctionName in '..\..\Process\Warnings\WarnAssignToFunctionName.pas',
  WarnCaseNoElse in '..\..\Process\Warnings\WarnCaseNoElse.pas',
  WarnDestroy in '..\..\Process\Warnings\WarnDestroy.pas',
  WarnEmptyBlock in '..\..\Process\Warnings\WarnEmptyBlock.pas',
  Warning in '..\..\Process\Warnings\Warning.pas',
  JcfVersionConsts in '..\..\JcfVersionConsts.pas', jcfidelazarus,
  JcfRegistrySettings in '..\..\Settings\JcfRegistrySettings.pas',
  TokenUtils in '..\..\Parse\TokenUtils.pas',
  NoSpaceBefore in '..\..\Process\Spacing\NoSpaceBefore.pas',
  NoSpaceAfter in '..\..\Process\Spacing\NoSpaceAfter.pas',
  SingleSpaceAfter in '..\..\Process\Spacing\SingleSpaceAfter.pas',
  SingleSpaceBefore in '..\..\Process\Spacing\SingleSpaceBefore.pas',
  ReturnAfter in '..\..\Process\Returns\ReturnAfter.pas',
  Nesting in '..\..\Process\Nesting.pas',
  VisitSetNesting in '..\..\Process\VisitSetNesting.pas',
  ReturnBefore in '..\..\Process\Returns\ReturnBefore.pas',
  NoReturnAfter in '..\..\Process\Returns\NoReturnAfter.pas',
  NoReturnBefore in '..\..\Process\Returns\NoReturnBefore.pas',
  AllProcesses in '..\..\Process\AllProcesses.pas',
  RemoveBlankLine in '..\..\Process\Obfuscate\RemoveBlankLine.pas',
  BlockStyles in '..\..\Process\Returns\BlockStyles.pas',
  SwitchableVisitor in '..\..\Process\SwitchableVisitor.pas',
  FormatFlags in '..\..\Process\FormatFlags.pas',
  TabToSpace in '..\..\Process\Spacing\TabToSpace.pas',
  SpaceToTab in '..\..\Process\Spacing\SpaceToTab.pas',
  SpecificWordCaps in '..\..\Process\Capitalisation\SpecificWordCaps.pas',
  Capitalisation in '..\..\Process\Capitalisation\Capitalisation.pas',
  Indenter in '..\..\Process\Indent\Indenter.pas',
  PropertyOnOneLine in '..\..\Process\Returns\PropertyOnOneLine.pas',
  SpaceBeforeColon in '..\..\Process\Spacing\SpaceBeforeColon.pas',
  VisitStripEmptySpace in '..\..\Process\VisitStripEmptySpace.pas',
  RemoveBlankLinesAfterProcHeader in '..\..\Process\Returns\RemoveBlankLinesAfterProcHeader.pas',
  RemoveBlankLinesInVars in '..\..\Process\Returns\RemoveBlankLinesInVars.pas',
  ReturnChars in '..\..\Process\Returns\ReturnChars.pas',
  RemoveReturnsBeforeEnd in '..\..\Process\Returns\RemoveReturnsBeforeEnd.pas',
  RemoveReturnsAfterBegin in '..\..\Process\Returns\RemoveReturnsAfterBegin.pas',
  LongLineBreaker in '..\..\Process\Returns\LongLineBreaker.pas',
  IntList in '..\..\Utils\IntList.pas',
  BasicStats in '..\..\Process\Info\BasicStats.pas',
  AlignConst in '..\..\Process\Align\AlignConst.pas',
  AlignBase in '..\..\Process\Align\AlignBase.pas',
  AlignAssign in '..\..\Process\Align\AlignAssign.pas',
  AlignVars in '..\..\Process\Align\AlignVars.pas',
  AlignTypedef in '..\..\Process\Align\AlignTypedef.pas',
  AlignComment in '..\..\Process\Align\AlignComment.pas',
  Tokens in '..\..\Parse\Tokens.pas',
  SetWordList in '..\..\Settings\SetWordList.pas',
  PreProcessorExpressionTokens in '..\..\Parse\PreProcessor\PreProcessorExpressionTokens.pas',
  PreProcessorExpressionParser in '..\..\Parse\PreProcessor\PreProcessorExpressionParser.pas',
  PreProcessorExpressionTokenise in '..\..\Parse\PreProcessor\PreProcessorExpressionTokenise.pas',
  JcfHelp in '..\..\Utils\JcfHelp.pas',
  SettingsTypes in '..\..\Settings\SettingsTypes.pas',
  SetPreProcessor in '..\..\Settings\SetPreProcessor.pas',
  UnitNameCaps in '..\..\Process\Capitalisation\UnitNameCaps.pas',
  RemoveSpaceAtLineEnd in '..\..\Process\Spacing\RemoveSpaceAtLineEnd.pas',
  FindReplace in '..\..\Process\Transform\FindReplace.pas',
  fJcfErrorDisplay in '..\..\Ui\fJcfErrorDisplay.pas' {ExceptionDialog},
  ReturnsAfterFinalEnd in '..\..\Process\Returns\ReturnsAfterFinalEnd.pas',
  PreProcessorParseTree in '..\..\Parse\PreProcessor\PreProcessorParseTree.pas',
  RemoveEmptyComment in '..\..\Process\RemoveEmptyComment.pas',
  RemoveConsecutiveReturns in '..\..\Process\Returns\RemoveConsecutiveReturns.pas',
  UsesClauseFindReplace in '..\..\Process\Transform\UsesClauseFindReplace.pas',
  UsesClauseInsert in '..\..\Process\Transform\UsesClauseInsert.pas',
  UsesClauseRemove in '..\..\Process\Transform\UsesClauseRemove.pas',
  MaxSpaces in '..\..\Process\Spacing\MaxSpaces.pas',
  SetComments in '..\..\Settings\SetComments.pas',
  TreeWalker in '..\..\Process\TreeWalker.pas',
  AddBlockEndSemicolon in '..\..\Process\Transform\AddBlockEndSemicolon.pas',
  AddBeginEnd in '..\..\Process\Transform\AddBeginEnd.pas',
  SetTransform in '..\..\Settings\SetTransform.pas',
  AlignField in '..\..\Process\Align\AlignField.pas',
  SortUses in '..\..\Process\Transform\SortUses.pas',
  SortUsesData in '..\..\Process\Transform\SortUsesData.pas',
  IdentifierCaps in '..\..\Process\Capitalisation\IdentifierCaps.pas',
  WarnUnusedParam in '..\..\Process\Warnings\WarnUnusedParam.pas',
  JcfFontSetFunctions in '..\..\Utils\JcfFontSetFunctions.pas',
  SetAsm in '..\..\Settings\SetAsm.pas',
  RemoveReturnsAfter in '..\..\Process\Returns\RemoveReturnsAfter.pas',
  IndentAsmParam in '..\..\Process\Indent\IndentAsmParam.pas',
  AsmKeywords in '..\..\Parse\AsmKeywords.pas',
  JcfUnicode in '..\..\Utils\JcfUnicode.pas',
  JcfUnicodeFiles in '..\..\Utils\JcfUnicodeFiles.pas',
  CommandLineReturnCode in '..\CommandLineReturnCode.pas',
  CommandLineConstants in '..\CommandLineConstants.pas',
  StatusMessageReceiver in '..\StatusMessageReceiver.pas',
  MoveSpaceToBeforeColon in '..\..\Process\Spacing\MoveSpaceToBeforeColon.pas';

var
  feReturnCode: TJcfCommandLineReturnCode;
  fbCmdLineShowHelp: boolean;
  fbQuietFail: boolean;

  fbCmdLineObfuscate: boolean;

  fbHasSourceMode:     boolean;
  feCmdLineSourceMode: TSourceMode;

  fbHasBackupMode:     boolean;
  feCmdLineBackupMode: TBackupMode;

  fbYesAll: boolean;

  fbHasNamedConfigFile: boolean;
  fsConfigFileName:     string;

  lcStatus:  TStatusMesssageReceiver;

  function StripParamPrefix(const ps: string): string;
  begin
    Result := ps;

    if StrLeft(Result, 1) = '/' then
      Result := StrRestOf(Result, 2);
    if StrLeft(ps, 1) = '\' then
      Result := StrRestOf(Result, 2);
    if StrLeft(Result, 1) = '-' then
      Result := StrRestOf(Result, 2);
  end;

  procedure ParseCommandLine;
  var
    liLoop: integer;
    lsOpt:  string;
    lsPath: string;
  begin
    fbCmdLineShowHelp := (ParamCount = 0);
    fbQuietFail := False;
    fbCmdLineObfuscate := False;
    fbHasSourceMode := False;
    fbHasBackupMode := False;
    fbYesAll := False;
    fbHasNamedConfigFile := False;
    fsConfigFileName := '';

    for liLoop := 1 to ParamCount do
    begin
    { look for something that is not a -/\ param }
      lsOpt := ParamStr(liLoop);

      if (StrLeft(lsOpt, 1) <> '-') and {$IFNDEF UNIX} (StrLeft(lsOpt, 1) <> '/') and {$ENDIF}
        (StrLeft(lsOpt, 1) <> '\') and (StrLeft(lsOpt, 1) <> '?') then
      begin
      // must be a path
        lsPath := StrTrimQuotes(lsOpt);
        continue;
      end;

      lsOpt := StripParamPrefix(lsOpt);

      if lsOpt = '?' then
      begin
        fbCmdLineShowHelp := True;
        break;
      end
      else if AnsiSameText(lsOpt, 'obfuscate') then
      begin
        fbCmdLineObfuscate := True;
      end
      else if AnsiSameText(lsOpt, 'clarify') then
      begin
        fbCmdLineObfuscate := False;
      end

      else if AnsiSameText(lsOpt, 'inplace') then
      begin
        fbHasBackupMode     := True;
        feCmdLineBackupMode := cmInPlace;
      end
      else if AnsiSameText(lsOpt, 'out') then
      begin
        fbHasBackupMode     := True;
        feCmdLineBackupMode := cmSeparateOutput;
      end
      else if AnsiSameText(lsOpt, 'backup') then
      begin
        fbHasBackupMode     := True;
        feCmdLineBackupMode := cmInPlaceWithBackup;
      end

      else if AnsiSameText(lsOpt, 'f') then
      begin
        fbHasSourceMode     := True;
        feCmdLineSourceMode := fmSingleFile;
      end
      else if AnsiSameText(lsOpt, 'd') then
      begin
        fbHasSourceMode     := True;
        feCmdLineSourceMode := fmDirectory;
      end
      else if AnsiSameText(lsOpt, 'r') then
      begin
        fbHasSourceMode     := True;
        feCmdLineSourceMode := fmDirectoryRecursive;
      end
      else if AnsiSameText(lsOpt, 'y') then
      begin
        fbYesAll := True;
      end
      else if StrFind('config', lsOpt) = 1 then
      begin
        fbHasNamedConfigFile := True;
        fsConfigFileName     := StrAfter('=', lsOpt);
      end
      else
      begin
        WriteLn('Unknown option ' + StrDoubleQuote(lsOpt));
        WriteLn;
        fbCmdLineShowHelp := True;
        break;
      end;
    end; // for loop

    if lsPath = '' then
    begin
      WriteLn('No path found');
      WriteLn;
      fbCmdLineShowHelp := True;
      feReturnCode := rcNoPathFound;
    end;

  { read settings from file? }
    if fbHasNamedConfigFile and (fsConfigFileName <> '') then
    begin
      if FileExists(fsConfigFileName) then
      begin
        FormatSettingsFromFile(fsConfigFileName);
      end
      else
      begin
        WriteLn('Named config file ' + fsConfigFileName + ' was not found');
        WriteLn;
        fbQuietFail := True;
        feReturnCode := rcConfigFileNotFound;
      end
    end;

    { must have read from registry or file }
    if (not FormatSettings.HasRead) and (not fbQuietFail) then
    begin
        WriteLn('No settings to read');
        WriteLn;
        fbQuietFail := True;
        if feReturnCode = rcSuccess then
        begin
          feReturnCode := rcSettingsNotRead;
        end;
    end;

  { write to settings }
    if fbHasSourceMode then
      GetRegSettings.SourceMode := feCmdLineSourceMode;
    if fbHasBackupMode then
      GetRegSettings.BackupMode := feCmdLineBackupMode;

    if not fbCmdLineShowHelp then
    begin
      if GetRegSettings.SourceMode = fmSingleFile then
      begin
        if not FileExists(lsPath) then
        begin
          WriteLn('File ' + StrDoubleQuote(lsPath) + ' not found');
          fbQuietFail := True;
          feReturnCode := rcFileNotFound;
        end;
      end
      else
      begin
        if not DirectoryExists(lsPath) then
        begin
          WriteLn('Directory ' + StrDoubleQuote(lsPath) + ' not found');
          fbQuietFail := True;
          feReturnCode := rcDirectoryNotFound;
        end;
      end;
    end;

    GetRegSettings.Input := lsPath;
    FormatSettings.Obfuscate.Enabled := fbCmdLineObfuscate;
  end;

  procedure ConvertFiles;
  var
    lcConvert: TFileConverter;
  begin
    lcConvert := TFileConverter.Create;
    try
      lcConvert.OnStatusMessage := lcStatus.OnReceiveStatusMessage;
      // use command line settings
      lcConvert.YesAll := fbYesAll;
      lcConvert.GuiMessages := False;
      lcConvert.SourceMode := GetRegSettings.SourceMode;
      lcConvert.BackupMode := GetRegSettings.BackupMode;
      lcConvert.Input := GetRegSettings.Input;
      // do it!
      lcConvert.Convert;

      if lcConvert.ConvertError then
      begin
        feReturnCode := rcConvertError;
      end;

    finally
      lcConvert.Free;
    end;
  end;

{ main program starts here }
begin
  Application.Initialize;
  feReturnCode := rcSuccess;
  { read registry }
  GetRegSettings.ReadAll;

  lcStatus := TStatusMesssageReceiver.Create;

  ParseCommandLine;

  { format setttings will be altered by the command line.
    Do not persist these changes
    do this after parsing the command line }
  FormatSettings.WriteOnExit := False;

  if fbQuietFail then
  begin
    // do nothing
  end
  else if fbCmdLineShowHelp then
  begin
    WriteLn(ABOUT_COMMANDLINE);
  end
  else
  begin
    ConvertFiles;
  end;

  FreeAndNil(lcStatus);

  HaltOnError(feReturnCode);
end.